Home / 92,549.80-127,718.56-50,108.32

Finding the Fourth Proportional to 92,549.80, 127,718.56 and 50,108.32

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Solution

The fourth proportional to 92,549.80, 127,718.56 and 50,108.32 is: 69,149.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,549.80 : 127,718.56 = 50,108.32 : x
  2. Step 2: Convert to fraction form
    92,549.80/127,718.56 = 50,108.32/x
  3. Step 3: Cross multiply
    92,549.80x = 127,718.56 × 50,108.32
  4. Step 4: Simplify right side
    92,549.80x = 6,399,762,474.42
  5. Step 5: Solve for x
    x = 6,399,762,474.42/92,549.80
  6. Step 6: Final answer
    x = 69,149.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.